diff options
Diffstat (limited to 'functions')
| -rw-r--r-- | functions | 18 |
1 files changed, 15 insertions, 3 deletions
@@ -805,10 +805,22 @@ extract_dpkg_deb_data () { extract_ar_deb_field () { local pkg="$1" local field="$2" + local tarball=$(ar -t "$pkg" | grep "^control\.tar") - ar -p "$pkg" control.tar.gz | zcat | - tar -O -xf - control ./control 2>/dev/null | - grep -i "^$field:" | sed -e 's/[^:]*: *//' | head -n 1 + case "$tarball" in + control.tar.gz) cat_cmd=zcat ;; + control.tar.xz) cat_cmd=xzcat ;; + control.tar) cat_cmd=cat ;; + *) error 1 UNKNOWNCONTROLCOMP "Unknown compression type for %s in %s" "$tarball" "$pkg" ;; + esac + + if type $cat_cmd >/dev/null 2>&1; then + ar -p "$pkg" "$tarball" | $cat_cmd | + tar -O -xf - control ./control 2>/dev/null | + grep -i "^$field:" | sed -e 's/[^:]*: *//' | head -n 1 + else + error 1 UNPACKCMDUNVL "Extracting %s requires the %s command, which is not available" "$pkg" "$cat_cmd" + fi } extract_ar_deb_data () { |